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2012 Chevrolet Impala: engine and transmission complaints

ELEVATED COMPLAINT SIGNAL
34%
77 of 227 relevant owner complaints are about the engine, transmission or fuel system

34% of relevant owner complaints on the 2012 Chevrolet Impala are about the engine, transmission or fuel system. That is elevated. Worth an independent inspection before you commit to one.

Better than 63% of the 1,230 model years we track (2010–2023).

Excludes 31 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 30%).

NHTSA data checked September 13, 2026
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Drivetrain complaints
77
engine, transmission, fuel
Total complaints
258
this model year
Fires reported
5
owner-reported
Recall campaigns
3
20 crashes · 16 injuries

Complaints by component

ELECTRICAL SYSTEM58 · 22%
ELECTRONIC STABILITY CONTROL (ESC)54 · 21%
STEERING49 · 19%
ENGINE40 · 16%
SERVICE BRAKES34 · 13%
POWER TRAIN27 · 10%

The years either side

2010
46%
156 of 441
2011
41%
194 of 505
2012
34%
77 of 258
2013
24%
60 of 272
2014
17%
92 of 634
2015
17%
41 of 300
2016
54%
455 of 897
2017
37%
34 of 116
2018
33%
17 of 59
2019
36%
8 of 28
2020
too few complaints
2021
no data
2022
no data
2023
no data

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

Cleaner alternatives

Same car, a better year

Other full-size sedans with no elevated signal in 2012

The percentage is each model year's drivetrain complaint share. No elevated signal describes the model year, not any one car; a well-kept example of a flagged model can still be the right buy, and any of these still needs an inspection.

What owners reported

STEERING,ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL08/19/2014CRASH1 INJURED
TL* THE CONTACT OWNS A 2012 CHEVROLET IMPALA. WHILE DRIVING APPROXIMATELY 35 MPH, THE VEHICLE SUDDENLY ACCELERATED, THE STEERING WHEEL BECAME DIFFICULT TO MANEUVER, AND THE ENGINE STALLED. AS A RESULT OF THE FAILURE, THE REAR END OF THE VEHICLE CRASHED INTO A POLE. THE CONTACT SUSTAINED NECK AND BACK INJURIES THAT REQU…
POWER TRAIN12/13/2011CRASH1 INJURED
CAR WAS IN PARK AT A GAS STATION, IGNITION OFF, CAR NOT RUNNING. GEAR SHIFT INDICATOR SHOWED "PARK". DRIVER WAS OUT OF THE CAR AND THE CAR ROLLED AWAY, CRASHING INTO PARKED VEHICLE AND RESULTING IN INJURY TO DRIVER. THIS WAS AN AVIS RENTAL CAR WITH 7,500 MILES ON THE ODOMETER. *TR
ELECTRICAL SYSTEM,ENGINE09/23/2025
I have about 08/1825 had the throttle body replaced on my vehicle which assisted with the problem temporarily. Then the problem started again 09/20/25 the car act like it’s stalling while driving and can’t see what hear the vehicle is in. The car is not getting any signal to the engine as I have been advised the TCM is…

Three of 77 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (3)

ELECTRICAL SYSTEM:IGNITION
This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the …
SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
General Motors (GM) is recalling certain model year 2008-2012 Chevrolet Impala police vehicles because the front lower control arms may fracture. This safety recall does…
STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
GM IS RECALLING CERTAIN MODEL YEAR 2012 CHEVROLET IMPALA VEHICLES MANUFACTURED FROM APRIL 19, 2011, THROUGH JULY 29, 2011. THE UPPER POWER STEERING HOSE MAY HAVE BEEN MI…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2012 Chevrolet Impala

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.